Effectiveness of Face Mask or Respirator Use in Indoor Public

This report describes face mask or respirator effectiveness in helping protect against COVID-19 infection.

How masks protect against COVID-19: Understanding the science - Boston Children's Answers

Clear up your patients' confusion about which masks work best

Effectiveness of behavioural interventions to influence COVID-19

Masks to prevent COVID-19 – East Bay Getting to Zero

How to prolong the life of your N95 and KN95 masks

Study on masks vs N95 respirators for health workers spurs concerns

COVID-19 transmission in U.S. transit buses: A scenario-based

Alternative Face Masks Made of Common Materials for General Public: Fractional Filtration Efficiency and Breathability Perspective - Aerosol and Air Quality Research

Can Face Masks Prevent Coronavirus? Here's What Medical Experts Say : Goats and Soda : NPR